body {
	background: url('images/mu4.jpg') repeat;
	margin-left: 90px;
	margin-top: 0;
	margin-bottom: 0;
}

td {
	margin: 20px;
}

.item {
	width: 160px;
	height: 160px;
	margin: 10px;
	float: left;
	border: 1px solid blue;
	display: table-cell;
	text-align: center;
	vertical-align: middle;
}

#nav {
	width: 230px; 
	background-color:dimgray; 
	color:white;
}

#result {
	border: 1px solid black;
	width: 740px;
}

.transparent {
	filter:alpha(opacity=50);
	-moz-opacity:0.5;
	-khtml-opacity: 0.5;
	opacity: 0.5;
}